blightingly

(ˈblaɪtɪŋlɪ)

adv

in a blighting manner

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

References in classic literature ?

As I sat nursing these reflections, the casement behind me was banged on to the floor by a blow from the latter individual, and his black countenance looked blightingly through.